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A nerve fibre during resting stage is...

A nerve fibre during resting stage is

A

more permeable to `Na^+`

B

more permeable to `K^+`

C

equally permeable for `Na^+ and K^+`

D

less permeable to `K^+`

Text Solution

Verified by Experts

The correct Answer is:
B
When a neuron is not conducting any impulse, i.e., resting, the axonal membrane is comparatively more permeable to potassium ions `(K^+)` and nearly impermeable to sodium ions `(Na^+)`.
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